(n.) = innards ; insides ; offal ; inner workings. Ex: Maps of science are a metaphor to abstract from the intricate details of the innards of a scientific discipline. Ex: This book provides background information on the layers of the earth, the relationship between changes on the surface of the earth and its insides, and plate tectonics. Ex: This document discusses the factors to be considered in the purchase of meat and offal (liver, kidneys, heart, etc.), fish, fruit, vegetables, dairy produce, and frozen foods. Ex: In a tragic accident, a baby died after it became trapped in the inner workings of a baggage carousel. ---- * echar las entrañas = barf (up) ; yack (up). ---- * entrañar dificultad = present + difficulty.